OTIT - Engineering

OT INDUSTRIES Engineering Co. Ltd. is Hungary's market leader and one of the largest oil and gas engineering companies in the Central Eastern European region. Its main scope of activity is engineering of facilities for the extraction, transportation and processing of oil and gas, but it also participates in major chemical and energy projects. They provide full-scale engineering services based on the expertise of their engineering staff and the newest IT tools. Since its foundation, OT INDUSTRIES Engineering Co. Ltd. has participated in the engineering of almost all major technical facilities of the Hungarian oil and gas industry.

Fields of activity: complex design of logistics and routed facilities (large-diameter petroleum, natural gas and product transmission systems, storage areas; complex design of road, rail and water filling stations, sewers), petroleum and natural gas mining facilities and the aboveground technological systems of underground gas storage facilities, complex design of oil refineries, petrochemical and chemical plants, design of nuclear facilities.

The company works with the latest SW tools, with dozens of engineering software available to its employees, including: AVEVA – E3D, PDMS, Diagrams, Engineering, Instrumentation, CAESAR II, Autodesk – AutoCAD, Civil 3D, Product Design Suite, ASPEN, TEKLA, Creo, ArchiCAD, Solid Edge, Leica Cyclone, ETAP, EPLAN, Soundplan, etc. 

The company, based on its business philosophy and relying on the expertise accumulated in over 50 years, is constantly looking for new opportunities that challenge the knowledge-based organization's experts, ensuring the stability of its development.

The engineering team, covering 11 fields, offers full-scale engineering services: 
• Studies supporting decision-making, feasibility studies and conceptual designs
• Basic Plans (BEPs), FEED documentation
• Process modeling and other technological calculations
• Construction and licensing plans
• A-built documenttation
• Expert activities and authorization
• Nuclear expertise, design and general contracting
• Engineering support for project procurement, construction and site activities


The engineering branch is able to perform 2-3 large projects and approx 60 smaller projects per year.

Between 2010 and 2014, the average net sales of OT INDUSTRIES Engineering Co. Ltd. were over 10 million EUR/ year. Our professional experience, references, resources and stable financial background guarantee our customers a high quality and reliable partner collaboration.